Half of their children spoke the language of Ashdod or of the other peoples, but could not speak the language of Judah.
We have here one instance more of Nehemiah's pious zeal for the purifying of his countrymen as a peculiar people to God; that was the thing he aimed at in the use of his power, not the enriching of himself. See here, I. How they had corrupted themselves by marrying strange wives. This was complained of in Ezra's time, and much done towards a reformation, Ezr 9:1-15 and 10.
Commenting on Nehemiah 13:23-31
Shall we then hearken unto you to do all this great evil,.... To suffer it to be done, and connive at it, and not punish for it: to transgress against our God; his law, his mind, and will: in marrying strange wives? forbidden by him, Deu 7:1.
THE VIOLATION OF THE SABBATH. (Neh. 13:15-31) In those days saw I in Judah some treading wine-presses on the sabbath--The cessation of the temple services had been necessarily followed by a public profanation of the Sabbath, and this had gone so far that labor was carried on in the fields, and fish brought to the markets on the sacred day.
Commenting on Nehemiah 13:15-31